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In Vivo Assessment of Pulmonary Vascular Integrity in Experimental Pulmonary Edema
Kenneth L. Brigham, James D. Snell Jr.
Kenneth L. Brigham, James D. Snell Jr.
Published August 1, 1973
Citation Information: J Clin Invest. 1973;52(8):2041-2052. https://doi.org/10.1172/JCI107388.
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Research Article

In Vivo Assessment of Pulmonary Vascular Integrity in Experimental Pulmonary Edema

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Abstract

During single pass indicator studies across the lungs [14C]urea remains in the vascular compartment, but its molecular size and solubility suggest it might escape abnormally permeable vessels. To test the hypothesis that [14C]urea might be used to distinguish pulmonary edema due to acutely increased intravascular pressure from that due to vascular damage by alloxan, we studied [51Cr]erythrocytes (r), [125I]albumin (a), [14C]urea (u), and tritiated water as dilution indicators in the pulmonary circulation of anesthetized dogs. In addition, the adequacy of albumin as an intravascular indicator was evaluated.

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Kenneth L. Brigham, James D. Snell Jr.

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